Introduction In today’s digital world, we’re constantly exposed to screens—whether it’s our smartphones, computers, or televisions. While technology has undoubtedly enhanced our li...
READ MORE
The OptoTech HD progressive lens design concentrates the unwanted astigmatism into smaller areas of the lens surface, thereby expanding the areas of perfectly clear vision at the expense of higher levels of blur and distortion. Consequently, harder progressive lenses generally exhibit the following characteristics: wider distance zones, narrow near zones, and higher, more rapidly increasing levels of surface astigmatism (closely spaced contours).
Introduction In today’s digital world, we’re constantly exposed to screens—whether it’s our smartphones, computers, or televisions. While technology has undoubtedly enhanced our li...
READ MOREIntroduction of Blue Light What exactly is blue light and why should we care about it? Blue light belongs to the high-energy visible (HEV) portion of the light spectrum and is emit...
READ MOREIntroduction to Single Vision Lenses What are Single Vision Lenses? Single vision lenses are a type of prescription lenses designed to correct one type of vision problem in a singl...
READ MORE1. Purpose and Functionality of Single Vision Lenses vs. Multifocal Lenses When it comes to corrective lenses, the primary distinction lies in the purpose they serve. Single vision...
READ MOREWhat is blue block lens? Anti-blue light lenses, also known as blue light blocking lenses, are specially designed eyewear lenses designed to filter or block some of the blue light ...
READ MORE